Chart: Worldwide Smartphone OS Market Share, 2012Q3Description: IDC's Worldwide Quarterly Mobile Phone Tracker provides smart phone and feature phone market data in 60 countries and 8 regions by vendor, device type, air interface, operating systems and platforms, and generation. Over 20 additional technical segmentations are provided. The data is provided four times a year and includes historical and forecast trend analysis. For more information, or to subscribe to the research, please contact Kathy Nagamine at 1-650-350-6423 or knagamine@idc.com.Further detail about this tracker can be found at:http://www.idc.com/tracker/showproductinfo.jsp?prod_id=37Tags: Samsung, Apple, Mobile Phone, Smartphone, IDC, tracker, Q3 2012, mobile phones, 3Q 2012, market share, galaxy, iPhone, Android, iOS, BlackBerry, Symbian, Windows Phone, Linux, 2012Q3, AnniversaryAuthor: IDCcharts powered by iCharts